boardforge-ai
donnahs
Components (43)
| Reference | Value | Description |
|---|---|---|
| Q1 | PUMP1_LOW_SIDE | 1 N-channel 1.45V 1.4W 28mΩ@10V 30V 5.8A 50pF 630pF 75pF 7nC@4.5V N-Channel SOT-23 MOSFETs ROHS |
| Q2 | PUMP2_LOW_SIDE | 1 N-channel 1.45V 1.4W 28mΩ@10V 30V 5.8A 50pF 630pF 75pF 7nC@4.5V N-Channel SOT-23 MOSFETs ROHS |
| Q3 | PUMP3_LOW_SIDE | 1 N-channel 1.45V 1.4W 28mΩ@10V 30V 5.8A 50pF 630pF 75pF 7nC@4.5V N-Channel SOT-23 MOSFETs ROHS |
| Q4 | PUMP4_LOW_SIDE | 1 N-channel 1.45V 1.4W 28mΩ@10V 30V 5.8A 50pF 630pF 75pF 7nC@4.5V N-Channel SOT-23 MOSFETs ROHS |
| U1 | ESP32-WROOM-32D | -98dBm 2.4GHz 2.7V~3.6V 20.5dBm Bluetooth4.2 ESP32-DOWD On-board PCB Antenna UART、SPI、I2C、GPIO SMD,25.5x18mm WiFi Modules ROHS |
| U2 | MP1584 12V->5V buck core | @(TA) 1 100kHz~1.5MHz 100uA 3A 4.5V~28V 800mV~25V Adjustable Buck Buck Built-in No SOIC-8-EP DC-DC Converters ROHS |
| U3 | AMS1117-3.3 5V->3V3 | 0.003%Vout 1 1.1V@(800mA) 15V 1A 3.3V 5mA 72dB@(120Hz) Fixed Over Current Protection、Short Circuit Protection、Thermal shutdown Positive SOT-223 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHS |
| C1 | 47uF 25V input bulk C76659 | |
| C2 | 10uF 16V 5V bulk C326595 | |
| C3 | 10uF 16V 3V3 bulk C326595 | |
| C4 | 100nF ESP32 decouple C14663 | |
| C5 | 100nF buck decouple C14663 | |
| C6 | 100nF LDO decouple C14663 | |
| C7 | 100nF ESP32 EN reset cap C14663 | |
| D1 | SS14 flyback PUMP1 | 1A 25A 300uA@40V 40V 550mV@1A Independent SMA(DO-214AC) Schottky Diodes ROHS |
| D2 | SS14 flyback PUMP2 | 1A 25A 300uA@40V 40V 550mV@1A Independent SMA(DO-214AC) Schottky Diodes ROHS |
| D3 | SS14 flyback PUMP3 | 1A 25A 300uA@40V 40V 550mV@1A Independent SMA(DO-214AC) Schottky Diodes ROHS |
| D4 | SS14 flyback PUMP4 | 1A 25A 300uA@40V 40V 550mV@1A Independent SMA(DO-214AC) Schottky Diodes ROHS |
| D5 | SS34 reverse polarity C8678 | Schottky diode |
| F1 | 500mA polyfuse C43379 | Fuse |
| J1 | 12V_IN | 1 12~22 1x2P 2 2.5 24A 250V 2P 5mm Green Through Hole 插件,P=5mm Screw Terminal Blocks ROHS |
| J2 | PUMP1_OUT +12V/SW | 1 12~22 1x2P 2 2.5 24A 250V 2P 5mm Green Through Hole 插件,P=5mm Screw Terminal Blocks ROHS |
| J3 | PUMP2_OUT +12V/SW | 1 12~22 1x2P 2 2.5 24A 250V 2P 5mm Green Through Hole 插件,P=5mm Screw Terminal Blocks ROHS |
| J4 | PUMP3_OUT +12V/SW | 1 12~22 1x2P 2 2.5 24A 250V 2P 5mm Green Through Hole 插件,P=5mm Screw Terminal Blocks ROHS |
| J5 | PUMP4_OUT +12V/SW | 1 12~22 1x2P 2 2.5 24A 250V 2P 5mm Green Through Hole 插件,P=5mm Screw Terminal Blocks ROHS |
| J6 | PH_MODULE GND/3V3/SIG | 1 12~22 1x3P 2.5 24A 250V 3 3P 5mm Green Through Hole 插件,P=5mm Screw Terminal Blocks ROHS |
| J7 | EC_MODULE GND/3V3/SIG | 1 12~22 1x3P 2.5 24A 250V 3 3P 5mm Green Through Hole 插件,P=5mm Screw Terminal Blocks ROHS |
| J8 | DS18B20 GND/3V3/DATA | 1 12~22 1x3P 2.5 24A 250V 3 3P 5mm Green Through Hole 插件,P=5mm Screw Terminal Blocks ROHS |
| J9 | WATER_LEVEL GND/3V3/SIG | 1 12~22 1x3P 2.5 24A 250V 3 3P 5mm Green Through Hole 插件,P=5mm Screw Terminal Blocks ROHS |
| J10 | FLOW_SENSOR GND/5V/SIG | 1 12~22 1x3P 2.5 24A 250V 3 3P 5mm Green Through Hole 插件,P=5mm Screw Terminal Blocks ROHS |
| J11 | I2C_EXP GND/3V3/SDA/SCL | 1 12~22 15A 1x4P 2.5 4 4P 500V 5mm M2.5 Plugin,P=5mm Screw Terminal Blocks ROHS |
| R1 | 100R gate PUMP1 | 100mW 100Ω 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R2 | 100R gate PUMP2 | 100mW 100Ω 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R3 | 100R gate PUMP3 | 100mW 100Ω 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R4 | 100R gate PUMP4 | 100mW 100Ω 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R5 | 10k pulldown PUMP1 | 100mW 10kΩ 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R6 | 10k pulldown PUMP2 | 100mW 10kΩ 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R7 | 10k pulldown PUMP3 | 100mW 10kΩ 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R8 | 10k pulldown PUMP4 | 100mW 10kΩ 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R9 | 4.7k DS18B20 pullup | 100mW 4.7kΩ 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R10 | 4.7k I2C SDA pullup placeholder | 100mW 4.7kΩ 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R11 | 4.7k I2C SCL pullup placeholder | 100mW 4.7kΩ 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHS |
| R12 | 10k ESP32 EN pullup C177644 |